Master the Technology of Today, for Free

OpenCS is Aalto University's open online platform offering free computer science courses for anyone, anywhere. Whether you're starting your journey in tech or expanding your skills, you'll find high-quality, university-level learning at your fingertips.

Study at your own pace, mostly with no strict deadlines. For learners in Finland, official Aalto credits are available for some of the courses, while everyone worldwide gains valuable, practical knowledge in topics ranging from web development to modern programming languages.

You're in good company

Join tens of thousands of learners from a range of organizations, including...
Ekky (South Karelia Education) Åbo Akademi University Espoo schools Centria University of Applied Sciences University of Oulu Turku University of Applied Sciences (Turku AMK) Satakunta University of Applied Sciences (SAMK) Alma Media University of Eastern Finland (UEF) Helsinki schools Nokia Kesko Ekky (South Karelia Education) Åbo Akademi University Espoo schools Centria University of Applied Sciences University of Oulu Turku University of Applied Sciences (Turku AMK) Satakunta University of Applied Sciences (SAMK) Alma Media University of Eastern Finland (UEF) Helsinki schools Nokia Kesko
Tampere University Oulu University of Applied Sciences City of Helsinki Metropolia University of Applied Sciences Yle Uniarts Helsinki (University of the Arts Helsinki) Visma Seinäjoki University of Applied Sciences (SeAMK) University of Lapland Laurea University of Applied Sciences Karelia University of Applied Sciences Tampere University Oulu University of Applied Sciences City of Helsinki Metropolia University of Applied Sciences Yle Uniarts Helsinki (University of the Arts Helsinki) Visma Seinäjoki University of Applied Sciences (SeAMK) University of Lapland Laurea University of Applied Sciences Karelia University of Applied Sciences Tampere University Oulu University of Applied Sciences City of Helsinki Metropolia University of Applied Sciences Yle Uniarts Helsinki (University of the Arts Helsinki) Visma Seinäjoki University of Applied Sciences (SeAMK) University of Lapland Laurea University of Applied Sciences Karelia University of Applied Sciences Tampere University Oulu University of Applied Sciences City of Helsinki Metropolia University of Applied Sciences Yle Uniarts Helsinki (University of the Arts Helsinki) Visma Seinäjoki University of Applied Sciences (SeAMK) University of Lapland Laurea University of Applied Sciences Karelia University of Applied Sciences
ABB Kajaani University of Applied Sciences (KAMK) Tuxera Hanken School of Economics Jamk University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Tampere schools Raseko (Raisio Region Education) Lappeenranta-Lahti University of Technology (LUT) SSKKY (Satakunta Vocational Education) University of Jyväskylä ABB Kajaani University of Applied Sciences (KAMK) Tuxera Hanken School of Economics Jamk University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Tampere schools Raseko (Raisio Region Education) Lappeenranta-Lahti University of Technology (LUT) SSKKY (Satakunta Vocational Education) University of Jyväskylä ABB Kajaani University of Applied Sciences (KAMK) Tuxera Hanken School of Economics Jamk University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Tampere schools Raseko (Raisio Region Education) Lappeenranta-Lahti University of Technology (LUT) SSKKY (Satakunta Vocational Education) University of Jyväskylä ABB Kajaani University of Applied Sciences (KAMK) Tuxera Hanken School of Economics Jamk University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Tampere schools Raseko (Raisio Region Education) Lappeenranta-Lahti University of Technology (LUT) SSKKY (Satakunta Vocational Education) University of Jyväskylä
University of Vaasa LAB University of Applied Sciences Lapland University of Applied Sciences Jedu (Vocational School) Haaga-Helia University of Applied Sciences Aalto University Häme University of Applied Sciences (HAMK) Omnia (Espoo education provider) University of Turku University of Helsinki Lahti / EduLahti University of Vaasa LAB University of Applied Sciences Lapland University of Applied Sciences Jedu (Vocational School) Haaga-Helia University of Applied Sciences Aalto University Häme University of Applied Sciences (HAMK) Omnia (Espoo education provider) University of Turku University of Helsinki Lahti / EduLahti University of Vaasa LAB University of Applied Sciences Lapland University of Applied Sciences Jedu (Vocational School) Haaga-Helia University of Applied Sciences Aalto University Häme University of Applied Sciences (HAMK) Omnia (Espoo education provider) University of Turku University of Helsinki Lahti / EduLahti University of Vaasa LAB University of Applied Sciences Lapland University of Applied Sciences Jedu (Vocational School) Haaga-Helia University of Applied Sciences Aalto University Häme University of Applied Sciences (HAMK) Omnia (Espoo education provider) University of Turku University of Helsinki Lahti / EduLahti

Quick stats (trust us... mostly)

Your shortcut to fewer facepalms.

Loading...

Courses

Choose from a variety of courses designed by instructors at Aalto University.